001/*
002 * SPDX-License-Identifier: Apache-2.0
003 *
004 * Copyright 2024-2026 The Enola <https://enola.dev> Authors
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *     https://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package dev.enola.thing.validation;
019
020import com.google.common.collect.ImmutableList;
021
022import dev.enola.thing.PredicatesObjects;
023import dev.enola.thing.Thing;
024import dev.enola.thing.repo.ThingRepository;
025
026public class Validators {
027
028    private final ImmutableList<Validator<PredicatesObjects>> validators;
029
030    Validators(Validator<PredicatesObjects>... validators) {
031        this.validators = ImmutableList.copyOf(validators);
032    }
033
034    public Validators(ThingRepository repo) {
035        this(new LinksValidator(repo));
036    }
037
038    public void validate(ThingRepository repository, Collector2 collector) {
039        validate(repository.list(), collector);
040    }
041
042    public void validate(Iterable<Thing> things, Collector2 collector) {
043        // TODO #performance Multi-threaded parallelized implementation?
044        for (Thing thing : things) {
045            validate(thing, collector);
046        }
047    }
048
049    private void validate(Thing root, Collector2 collector) {
050        // TODO #performance Multi-threaded parallelized implementation?
051        for (var validator : validators) {
052            validator.validate(root, new InternalCollector(root, collector));
053        }
054    }
055
056    private static class InternalCollector implements Collector {
057
058        private final Thing thing;
059        private final Collector2 collector2;
060
061        private InternalCollector(Thing thing, Collector2 collector2) {
062            this.collector2 = collector2;
063            this.thing = thing;
064        }
065
066        @Override
067        public void add(String predicateIRI, String message) {
068            collector2.add(thing, predicateIRI, message);
069        }
070    }
071}